Home / 57,282,218.53-79,049,457.17-31,176,923.54

Finding the Fourth Proportional to 57,282,218.53, 79,049,457.17 and 31,176,923.54

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Solution

The fourth proportional to 57,282,218.53, 79,049,457.17 and 31,176,923.54 is: 43,024,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,282,218.53 : 79,049,457.17 = 31,176,923.54 : x
  2. Step 2: Convert to fraction form
    57,282,218.53/79,049,457.17 = 31,176,923.54/x
  3. Step 3: Cross multiply
    57,282,218.53x = 79,049,457.17 × 31,176,923.54
  4. Step 4: Simplify right side
    57,282,218.53x = 2,464,518,882,253,399.50
  5. Step 5: Solve for x
    x = 2,464,518,882,253,399.50/57,282,218.53
  6. Step 6: Final answer
    x = 43,024,152.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.